This is sort of fresh, but still feels a bit old school.
Source Martuchox
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
Zero CC plastic pattern texture, photographed and made by me. CC0 *Note, this texture was on the perfectly smooth surface of a plastic shovel scraper, not sure how to call it. Plz coment if you know what its called.
Source Sojan Janso
From a drawing in 'A Life Interest', Mrs Alexander, 1888.
Source Firkin
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
From a drawing in 'Codogno e il suo territorio nella cronaca e nella storia'', Gio and Giarella Cairo, 1897.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.
Source Firkin
Prismatic Abstract Geometric Background 5
Source GDJ
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
From a drawing in 'Hyde Park from Domesday-Book to date', John Ashton, 1896.
Source Firkin
Prismatic Basic Pattern 2 No Background
Source GDJ
Prismatic Groovy Concentric Background 2 No Black
Source GDJ
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Zero CC tillable hard cover red book with X shape marks. Scanned and made by me.
Source Sojan Janso
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
Original seamless pattern with an Inkscape filter.
Source Firkin
Alternative colour scheme for the original floral pattern.
Source Firkin